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    Subject[PATCH] perf_event: fix variable initialization in other path
    fix variable initialization in other path
    [Commit-ID: 21140f4d3387aa2213f1deea0128df1dbf924379 is not clean]

    Signed-off-by: Xiao Guangrong <xiaoguangrong@cn.fujitsu.com>
    ---
    arch/x86/kernel/cpu/perf_event.c | 4 ++++
    kernel/perf_event.c | 1 +
    2 files changed, 5 insertions(+), 0 deletions(-)

    diff --git a/arch/x86/kernel/cpu/perf_event.c b/arch/x86/kernel/cpu/perf_event.c
    index d35f260..1342f23 100644
    --- a/arch/x86/kernel/cpu/perf_event.c
    +++ b/arch/x86/kernel/cpu/perf_event.c
    @@ -1632,6 +1632,7 @@ static void intel_pmu_drain_bts_buffer(struct cpu_hw_events *cpuc)

    data.period = event->hw.last_period;
    data.addr = 0;
    + data.raw = NULL;
    regs.ip = 0;

    /*
    @@ -1749,6 +1750,7 @@ static int p6_pmu_handle_irq(struct pt_regs *regs)
    u64 val;

    data.addr = 0;
    + data.raw = NULL;

    cpuc = &__get_cpu_var(cpu_hw_events);

    @@ -1794,6 +1796,7 @@ static int intel_pmu_handle_irq(struct pt_regs *regs)
    u64 ack, status;

    data.addr = 0;
    + data.raw = NULL;

    cpuc = &__get_cpu_var(cpu_hw_events);

    @@ -1857,6 +1860,7 @@ static int amd_pmu_handle_irq(struct pt_regs *regs)
    u64 val;

    data.addr = 0;
    + data.raw = NULL;

    cpuc = &__get_cpu_var(cpu_hw_events);

    diff --git a/kernel/perf_event.c b/kernel/perf_event.c
    index 41c2dde..6e2888d 100644
    --- a/kernel/perf_event.c
    +++ b/kernel/perf_event.c
    @@ -4299,6 +4299,7 @@ void perf_bp_event(struct perf_event *bp, void *data)
    struct perf_sample_data sample;
    struct pt_regs *regs = data;

    + sample.raw = NULL;
    sample.addr = bp->attr.bp_addr;

    if (!perf_exclude_event(bp, regs))
    --
    1.6.1.2


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